Consider the following set of equations:
Equation M: y = x + 4
Equation P: y = 3x + 6
Which of the following is a step that can be used to find the solution to the set of equations?
x = 3x + 6
x + 4 = 3x + 6
x + 6 = 3x + 4
x = 3x

ANSWERS

2016-09-21 12:56:15

Using the substitution method, we can plug equation 1 into equation 2 (in place of x) as a result we see: x + 4 = 3x + 6

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